The swallowing process is a painful or uncomfortable process that can be accompanied by swallowing pain or discomfort in some people. The normal swallowing process refers to the swallowing action that propels food through the pharynx, esophagus and cardia. The swallowing action is the result of complex and rhythmic contraction of dozens of muscle groups under the central nervous system. Inflammation of the pharynx, esophagus, cardia and adjacent tissues, mechanical or chemical injury, benign or malignant tumors, and lesions or malfunctions of the neuromuscles governing swallowing actions can cause swallowing difficulties. It is very common for elderly people to have difficulty in swallowing because they are prone to get stuck in their meals. As the population ages, there are more and more elderly people, and due to age, the elderly are prone to swallowing dysfunction, especially those with cerebrovascular disease, which is more common, and when people get older, their teeth fall out, and they are prone to swallow dates, pears, peaches and other fruit pulp are easily stuck, shallow foreign bodies in the throat, deep foreign bodies in the esophagus. Especially the oldest of the patients have been more than 90 years old, due to the nerve reflexes are sluggish, often find something in the throat can not spit out in time. According to the cases, many people are eating and talking at the same time to get stuck, in order to avoid this situation, doctors recommend that the public eat, chew slowly, it is best not to eat and talk at the same time. Special reminder, if the elderly with movable dentures, it is best to take them off before going to bed, otherwise there is a risk of falling in the throat or esophagus, or even piercing the large blood vessels around the esophagus leading to death.